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Diffstat (limited to '')
| -rwxr-xr-x | debian/tests/unit-config | 370 |
1 files changed, 370 insertions, 0 deletions
diff --git a/debian/tests/unit-config b/debian/tests/unit-config new file mode 100755 index 0000000..aef3652 --- /dev/null +++ b/debian/tests/unit-config @@ -0,0 +1,370 @@ +#!/usr/bin/python3 +# autopkgtest check: enable/disable/configure units +# (C) 2015 Canonical Ltd. +# Author: Martin Pitt <martin.pitt@ubuntu.com> + +import unittest +import subprocess +import os +import sys +import tempfile +from glob import glob + +system_unit_dir = subprocess.check_output( + ['pkg-config', '--variable=systemdsystemunitdir', 'systemd'], + universal_newlines=True).strip() +systemd_sysv_install = os.path.join(os.path.dirname(system_unit_dir), + 'systemd-sysv-install') + + +class EnableTests(unittest.TestCase): + def tearDown(self): + # remove all traces from our test unit + f = glob(system_unit_dir + '/test_enable*.service') + f += glob(system_unit_dir + '/*/test_enable*.service') + f += glob('/etc/systemd/system/test_enable*.service') + f += glob('/etc/systemd/system/*/test_enable*.service') + f += glob('/etc/init.d/test_enable*') + f += glob('/etc/rc?.d/???test_enable*') + [os.unlink(i) for i in f] + subprocess.check_call(['systemctl', 'daemon-reload']) + + def create_unit(self, suffix='', enable=False): + '''Create a test unit''' + + unit = os.path.join(system_unit_dir, + 'test_enable%s.service' % suffix) + with open(unit, 'w') as f: + f.write('''[Unit] +Description=Testsuite unit %s +[Service] +ExecStart=/bin/echo hello +[Install] +WantedBy=multi-user.target +''' % suffix) + + if enable: + os.symlink(unit, '/etc/systemd/system/multi-user.target.wants/' + + os.path.basename(unit)) + + return unit + + def create_sysv(self, suffix='', enable=False): + '''Create a test SysV script''' + + script = '/etc/init.d/test_enable%s' % suffix + with open(script, 'w') as f: + f.write('''/bin/sh +### BEGIN INIT INFO +# Provides: test_enable%s +# Required-Start: $remote_fs $syslog +# Required-Stop: $remote_fs $syslog +# Default-Start: 2 3 4 5 +# Default-Stop: 0 1 6 +# Short-Description: Testsuite script%s +### END INIT INFO + +echo hello +''' % (suffix, suffix)) + os.chmod(script, 0o755) + + if enable: + subprocess.check_call( + [systemd_sysv_install, 'enable', os.path.basename(script)]) + + def assertEnabled(self, enabled, unit='test_enable.service'): + '''assert that given unit has expected state''' + + systemctl = subprocess.Popen(['systemctl', 'is-enabled', unit], + stdout=subprocess.PIPE, + universal_newlines=True) + out = systemctl.communicate()[0].strip() + if enabled: + self.assertEqual(systemctl.returncode, 0) + self.assertEqual(out, 'enabled') + else: + self.assertEqual(systemctl.returncode, 1) + self.assertEqual(out, 'disabled') + + def test_unit_enable(self): + '''no sysv: enable unit''' + + self.create_unit() + self.assertEnabled(False) + # also works without .service suffix + self.assertEnabled(False, unit='test_enable') + + subprocess.check_call(['systemctl', 'enable', 'test_enable']) + + self.assertEnabled(True) + # also works without .service suffix + self.assertEnabled(True, unit='test_enable') + + l = '/etc/systemd/system/multi-user.target.wants/test_enable.service' + self.assertTrue(os.path.islink(l)) + self.assertTrue(os.readlink(l) == system_unit_dir + '/test_enable.service' or + os.readlink(l) == '../test_enable.service') + + # enable should be idempotent + subprocess.check_call(['systemctl', 'enable', 'test_enable.service']) + self.assertEnabled(True) + + def test_unit_disable(self): + '''no sysv: disable unit''' + + self.create_unit(enable=True) + self.assertEnabled(True) + # also works without .service suffix + self.assertEnabled(True, unit='test_enable') + + subprocess.check_call(['systemctl', 'disable', 'test_enable']) + + self.assertEnabled(False) + # also works without .service suffix + self.assertEnabled(False, unit='test_enable') + + l = '/etc/systemd/system/multi-user.target.wants/test_enable.service' + self.assertFalse(os.path.islink(l)) + + # disable should be idempotent + subprocess.check_call(['systemctl', 'disable', 'test_enable.service']) + self.assertEnabled(False) + + def test_unit_sysv_enable(self): + '''with sysv: enable unit''' + + self.create_unit() + self.create_sysv() + self.assertEnabled(False) + # also works without .service suffix + self.assertEnabled(False, unit='test_enable') + + subprocess.check_call(['systemctl', 'enable', 'test_enable']) + + self.assertEnabled(True) + # also works without .service suffix + self.assertEnabled(True, unit='test_enable') + + l = '/etc/systemd/system/multi-user.target.wants/test_enable.service' + self.assertTrue(os.path.islink(l)) + self.assertTrue(os.readlink(l) == system_unit_dir + '/test_enable.service' or + os.readlink(l) == '../test_enable.service') + + # enabled the sysv script + l = glob('/etc/rc2.d/S??test_enable') + self.assertEqual(len(l), 1, 'expect one symlink in %s' % repr(l)) + self.assertEqual(os.readlink(l[0]), '../init.d/test_enable') + + # enable should be idempotent + subprocess.check_call(['systemctl', 'enable', 'test_enable.service']) + self.assertEnabled(True) + + def test_unit_sysv_disable(self): + '''with sysv: disable unit''' + + self.create_unit(enable=True) + self.create_sysv(enable=True) + self.assertEnabled(True) + # also works without .service suffix + self.assertEnabled(True, unit='test_enable') + + subprocess.check_call(['systemctl', 'disable', 'test_enable']) + + self.assertEnabled(False) + # also works without .service suffix + self.assertEnabled(False, unit='test_enable') + + l = '/etc/systemd/system/multi-user.target.wants/test_enable.service' + self.assertFalse(os.path.islink(l)) + + # disabled the sysv script + l = glob('/etc/rc2.d/S??test_enable') + self.assertEqual(l, []) + + # disable should be idempotent + subprocess.check_call(['systemctl', 'enable', 'test_enable.service']) + self.assertEnabled(True) + + def test_unit_alias_enable(self): + '''no sysv: enable unit with an alias''' + + u = self.create_unit() + with open(u, 'a') as f: + f.write('Alias=test_enablea.service\n') + + self.assertEnabled(False) + + subprocess.check_call(['systemctl', 'enable', 'test_enable']) + + self.assertEnabled(True) + + # enablement symlink + l = '/etc/systemd/system/multi-user.target.wants/test_enable.service' + self.assertTrue(os.path.islink(l)) + self.assertTrue(os.readlink(l) == system_unit_dir + '/test_enable.service' or + os.readlink(l) == '../test_enable.service') + + # alias symlink + l = '/etc/systemd/system/test_enablea.service' + self.assertTrue(os.path.islink(l)) + self.assertTrue(os.readlink(l) == system_unit_dir + '/test_enable.service' or + os.readlink(l) == 'test_enable.service') + + def test_unit_alias_disable(self): + '''no sysv: disable unit with an alias''' + + u = self.create_unit() + with open(u, 'a') as f: + f.write('Alias=test_enablea.service\n') + os.symlink(system_unit_dir + '/test_enable.service', + '/etc/systemd/system/test_enablea.service') + + subprocess.check_call(['systemctl', 'disable', 'test_enable']) + + self.assertEnabled(False) + + # enablement symlink + l = '/etc/systemd/system/multi-user.target.wants/test_enable.service' + self.assertFalse(os.path.islink(l)) + + # alias symlink + l = '/etc/systemd/system/test_enablea.service' + self.assertFalse(os.path.islink(l)) + + def test_unit_sysv_alias_enable(self): + '''with sysv: enable unit with an alias''' + + u = self.create_unit() + with open(u, 'a') as f: + f.write('Alias=test_enablea.service\n') + self.create_sysv() + + self.assertEnabled(False) + + subprocess.check_call(['systemctl', 'enable', 'test_enable']) + + # enablement symlink + l = '/etc/systemd/system/multi-user.target.wants/test_enable.service' + self.assertTrue(os.path.islink(l)) + self.assertTrue(os.readlink(l) == system_unit_dir + '/test_enable.service' or + os.readlink(l) == '../test_enable.service') + + # alias symlink + l = '/etc/systemd/system/test_enablea.service' + self.assertTrue(os.path.islink(l)) + self.assertTrue(os.readlink(l) == system_unit_dir + '/test_enable.service' or + os.readlink(l) == 'test_enable.service') + + # enabled the sysv script + l = glob('/etc/rc2.d/S??test_enable') + self.assertEqual(len(l), 1, 'expect one symlink in %s' % repr(l)) + self.assertEqual(os.readlink(l[0]), '../init.d/test_enable') + + self.assertEnabled(True) + + def test_unit_sysv_alias_disable(self): + '''with sysv: disable unit with an alias''' + + u = self.create_unit(enable=True) + with open(u, 'a') as f: + f.write('Alias=test_enablea.service\n') + os.symlink(system_unit_dir + '/test_enable.service', + '/etc/systemd/system/test_enablea.service') + self.create_sysv(enable=True) + + subprocess.check_call(['systemctl', 'disable', 'test_enable']) + + # enablement symlink + l = '/etc/systemd/system/multi-user.target.wants/test_enable.service' + self.assertFalse(os.path.islink(l)) + + # alias symlink + l = '/etc/systemd/system/test_enablea.service' + self.assertFalse(os.path.islink(l)) + + # disabled the sysv script + l = glob('/etc/rc2.d/S??test_enable') + self.assertEqual(l, []) + + self.assertEnabled(False) + + def test_sysv_enable(self): + '''only sysv: enable''' + + self.create_sysv() + subprocess.check_call(['systemctl', 'enable', 'test_enable']) + + # enabled the sysv script + l = glob('/etc/rc2.d/S??test_enable') + self.assertEqual(len(l), 1, 'expect one symlink in %s' % repr(l)) + self.assertEqual(os.readlink(l[0]), '../init.d/test_enable') + + # enable should be idempotent + subprocess.check_call(['systemctl', 'enable', 'test_enable']) + self.assertEnabled(True) + + def test_sysv_disable(self): + '''only sysv: disable''' + + self.create_sysv(enable=True) + subprocess.check_call(['systemctl', 'disable', 'test_enable']) + + # disabled the sysv script + l = glob('/etc/rc2.d/S??test_enable') + self.assertEqual(l, []) + + # disable should be idempotent + subprocess.check_call(['systemctl', 'disable', 'test_enable']) + self.assertEnabled(False) + + def test_unit_link(self): + '''systemctl link''' + + with tempfile.NamedTemporaryFile(suffix='.service') as f: + f.write(b'[Unit]\n') + f.flush() + subprocess.check_call(['systemctl', 'link', f.name]) + + unit = os.path.basename(f.name) + l = os.path.join('/etc/systemd/system', unit) + self.assertEqual(os.readlink(l), f.name) + + # disable it again + subprocess.check_call(['systemctl', 'disable', unit]) + # this should also remove the unit symlink + self.assertFalse(os.path.islink(l)) + + def test_unit_enable_full_path(self): + '''systemctl enable a unit in a non-default path''' + + with tempfile.NamedTemporaryFile(suffix='.service') as f: + f.write(b'''[Unit] +Description=test +[Service] +ExecStart=/bin/true +[Install] +WantedBy=multi-user.target''') + f.flush() + unit = os.path.basename(f.name) + + # now enable it + subprocess.check_call(['systemctl', 'enable', f.name]) + self.assertEnabled(True, unit=unit) + l = os.path.join('/etc/systemd/system', unit) + self.assertEqual(os.readlink(l), f.name) + enable_l = '/etc/systemd/system/multi-user.target.wants/' + unit + self.assertTrue(os.readlink(enable_l) == f.name or + os.readlink(enable_l) == '../' + unit) + + # disable it again + subprocess.check_call(['systemctl', 'disable', unit]) + # self.assertEnabled(False) does not work as now systemd does not + # know about the unit at all any more + self.assertFalse(os.path.islink(enable_l)) + # this should also remove the unit symlink + self.assertFalse(os.path.islink(l)) + + +if __name__ == '__main__': + unittest.main(testRunner=unittest.TextTestRunner(stream=sys.stdout, + verbosity=2)) |